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All results from a given calculation for PF6 (Hexafluorophosphate neutral)

using model chemistry: MP2/STO-3G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C2V 2B2
Energy calculated at MP2/STO-3G
 hartrees
Energy at 0K-925.051717
Energy at 298.15K 
HF Energy-924.921101
Nuclear repulsion energy513.086866
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at MP2/STO-3G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 1043 909 241.53      
2 A1 804 701 5.48      
3 A1 729 636 0.00      
4 A1 566 493 64.82      
5 A1 408 356 21.39      
6 A1 248 216 0.18      
7 A2 390 340 0.00      
8 A2 286 249 0.00      
9 B1 1088 948 152.73      
10 B1 449 391 53.09      
11 B1 396 345 0.64      
12 B2 920 802 5.56      
13 B2 442 386 44.90      
14 B2 174 152 0.24      
15 B2 969i 845i 566.87      

Unscaled Zero Point Vibrational Energy (zpe) 3486.3 cm-1
Scaled (by 0.8719) Zero Point Vibrational Energy (zpe) 3039.7 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at MP2/STO-3G
ABC
0.08709 0.07711 0.07391

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP2/STO-3G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.181
F2 0.000 1.288 1.181
F3 0.000 -1.288 1.181
F4 1.635 0.000 0.050
F5 -1.635 0.000 0.050
F6 0.000 0.873 -1.381
F7 0.000 -0.873 -1.381

Atom - Atom Distances (Å)
  P1 F2 F3 F4 F5 F6 F7
P11.63111.63111.63981.63981.78921.7892
F21.63112.57702.36892.36892.59553.3520
F31.63112.57702.36892.36893.35202.5955
F41.63982.36892.36893.26912.34122.3412
F51.63982.36892.36893.26912.34122.3412
F61.78922.59553.35202.34122.34121.7461
F71.78923.35202.59552.34122.34121.7461

picture of Hexafluorophosphate neutral state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
F2 P1 F3 104.356 F2 P1 F4 92.807
F2 P1 F5 92.807 F2 P1 F6 98.617
F2 P1 F7 157.028 F3 P1 F4 92.807
F3 P1 F5 92.807 F3 P1 F6 157.028
F3 P1 F7 98.617 F4 P1 F5 170.837
F4 P1 F6 86.002 F4 P1 F7 86.002
F5 P1 F6 86.002 F5 P1 F7 86.002
F6 P1 F7 58.411
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability